NASDAQ OMX Copenhagen, Helsinki And Stockholm Enhances Marketplace Operations Procedures

NASDAQ OMX Copenhagen, Helsinki and Stockholm are harmonizing the Marketplace Operations procedures in supporting trading members activities in SAXESS. As of 30 September 2008 members of the exchanges are able to contact any local Marketplace Operations in Copenhagen, Helsinki or

By None

NASDAQ OMX Copenhagen, Helsinki and Stockholm are harmonizing the Marketplace Operations procedures in supporting trading members activities in SAXESS. As of 30 September 2008 members of the exchanges are able to contact any local Marketplace Operations in Copenhagen, Helsinki or Stockholm in equity related trading on following:

Cancellations of orders and trades Each local Marketplace Operations is now entitled to cancel both trades and orders on behalf of members regardless of the exchange the trade or order took place. Please note that Marketplace Operations may only administrate indisputable trade cancellations where all parties in the trade agree on the cancellation and where request for cancellation is submitted within 10 minutes of trade execution. In unclear cases, the matter is transferred to respective Surveillance department.

Order and trade queries e.g. executions, priority, historical info etc.

Information about instruments, order books and market functionalities e.g. instrument and order book basic and reference data, order and trade types, submarket set-ups and functionalities.

Support in SAXESS Trade Client and testing e.g. test participant and user handling.

D.C.

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